org.eclipse.xtext.parsetree.reconstr.impl
Class NodeIterator

java.lang.Object
  org.eclipse.xtext.parsetree.reconstr.impl.NodeIterator

All Implemented Interfaces:

java.util.Iterator<INode>, org.eclipse.emf.common.util.TreeIterator<INode>

public class NodeIterator
extends java.lang.Object
implements org.eclipse.emf.common.util.TreeIterator<INode>

An iterator that can traverse a parse tree in forward and backward direction starting from any element in the tree. Also allows pruning of nodes.

Author:

Jan Koehnlein - Initial contribution and API

Constructor Summary

NodeIterator(INode node)

Method Summary

protected INode	findNextSibling(INode node)
boolean	hasNext()
boolean	hasPrevious()
INode	next()
INode	previous()
void	prune()
void	remove()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

NodeIterator

public NodeIterator(INode node)

Method Detail

findNextSibling

protected INode findNextSibling(INode node)

hasNext

public boolean hasNext()

Specified by:

hasNext in interface java.util.Iterator<INode>

next

public INode next()

Specified by:

next in interface java.util.Iterator<INode>

hasPrevious

public boolean hasPrevious()

previous

public INode previous()

remove

public void remove()

Specified by:

remove in interface java.util.Iterator<INode>

prune

public void prune()

Specified by:

prune in interface org.eclipse.emf.common.util.TreeIterator<INode>